JP2877250B2 - Mounting structure of the smoke prevention partition - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a smoke-preventing partition, and in particular, it is prescribed by the Building Standards Law that a partition having a predetermined width is suspended from a ceiling of a room having a certain size or more. The present invention relates to a mounting structure for a smoke-proof partition wall.

[0002]

2. Description of the Related Art Heretofore, this type of structure for mounting a smoke-preventing partition wall has a structure in which an upper end of a support bolt is attached to a ceiling structural member to support the support bolt in a hanging manner, and a plurality of hanging support bolts are attached to the hanging bolt. A plurality of partition members are supported to form a partition wall hanging down from the ceiling surface. In this case, a ceiling parting member that receives the upper edge of the partition member and supports the edge of the ceiling material is provided on both sides to stabilize the upper part of the partition member and to form a connection between the partition member and the ceiling material. I was

[0003]

In the above-mentioned conventional structure for mounting a smoke-preventing partition, the ceiling parting member is not fixed to the support bolt or the ceiling structural member side. It is necessary to attach the partition member to the support bolt while the operator presses the member by hand, and there is a problem that workability is poor. Therefore, an object of the present invention is to improve the workability in the work of installing the partition member by adopting a configuration in which the ceiling parting member is attached to the ceiling structural member side.

Further, according to the present invention, in a mounting structure for supporting a lower end of a partition member by passing a support bolt through a gap between edges where the adjacent partition member abuts, the adjacent partition members are integrated to reinforce the partition member. It is another object of the present invention to improve the appearance of the butted portion.

Another object of the present invention is to enhance the support of the lower end of a structure in which the lower end of a partition member is supported by a support bolt.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is directed to a method of attaching a support bolt to a ceiling structural member, supporting the support bolt in a hanging manner, and providing a plurality of hanging bolts with the plurality of hanging support bolts. In the mounting structure of the smoke-preventing partition wall which forms the partition wall hanging down from the ceiling surface by supporting the partition member of the above, the elongated structure constituting the ceiling support structure member along the partition wall hanging down on the upper surface of the ceiling surface And a ceiling parting member for receiving the upper edge of the partition member and supporting the edge of the ceiling material is attached to the edge.

The present invention according to claim 2 is based on claim 1.
In the invention of the above, the edge is arranged in contact with the upper surface of the ceiling surface, and the ceiling parting member arranged in the gap between the ceiling members is in longitudinal contact with the edge. Have been.

[0008] The present invention described in claim 3 provides the present invention in claim 2.
The invention according to the above (1), characterized in that the support bolts are provided in a penetrating manner with respect to the ridge and the ceiling parting member.

Further, the present invention described in claim 4 is based on claim 1.
In the invention according to the invention, a supporting bolt extends into the gap between the butted edges of the adjacent partition members to support the lower end of the partition member, and a joint plate is provided on both side surfaces of the gap to connect the partition member. It is characterized by having.

[0010] The present invention according to claim 5 provides the invention according to claim 1.
In the invention, it is provided that a frame having a substantially U-shaped cross section for receiving a lower edge of each partition member is provided, and a side end of each frame is supported by a lower receiving member provided at a lower end of each support bolt. It is configured as a feature.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an attachment structure of a smoke-proof partition wall according to an embodiment of the present invention, and FIG.
3 is a sectional view along the line BB, and FIG. 4 is an end view along the line CC in FIG.

In the present embodiment, the partition wall 1 for smoke prevention is
The partition wall mounting device 2 is in a state of being suspended from the ceiling 3. The ceiling 3 has a plurality of ridges 6 supported in parallel on a driving body 4 such as an attic by means of suspension bolts 5, and a plurality of ridges 7 which are parallel to and cross the lower surface of the ridge receiver 6.
To form a ceiling support structure. The ceiling material 8 is fixed to the lower surfaces of the plurality of ridges 7 to stretch the ceiling 3. In this case, the field edge 7 has a substantially U-shaped cross section with an open top, and is disposed along the inner surface of the ceiling where the partition wall 1 is formed to hang down. A screw hole 7 a for mounting the ceiling parting member 11 is provided along the longitudinal direction at the center of the lower surface of the ridge 7.
Are formed at appropriate intervals, and a hole 7b penetrating the support bolt 10 is formed.

The partition wall mounting device 2 includes an upper holding device 9,
The vehicle includes a support bolt 10 and a ceiling parting member 11. The upper holding device 9 is for suspending and holding the support bolt 10, and includes a base member 12 and a mounting member 13. The base member 12 straddles the two field supports 6 and is movably mounted along the field supports 6, has a length extending between the field supports 6, and has a constant interval. A pair of angle members 15 arranged in parallel with each other, and the two angle members 15 at both ends of the pair of angle members 15 are connected and integrated, and the base member 12 has an L-shaped cross section for preventing the base member 12 from dropping off from the rim receiver 6. And bent pieces 14 in a shape of a circle. Also,
The pair of angle members 15 form a pair of rising pieces 16 rising parallel to each other along the longitudinal direction. Further, a support bolt 10 is passed through a position between the rising pieces 16 of the angle member 15, and the support bolt 10 Is formed in a slit 17 which can be moved in a direction intersecting with the field margin receiver 6.

The mounting member 13 has a substantially U-shaped cross section which is fitted on and mounted on the rising piece 16 of the base member 12 and is movable along the base member 12 in the direction intersecting with the ridge receiver 6.
A screw hole is formed in the top wall to form a nut portion 18 to be screwed with the upper end of the support bolt 10. Support bolt 10
Is divided into an upper support bolt 19 and a lower support bolt 20 at a position corresponding to the ceiling surface. Upper support bolt 19
Has a threaded nut fastening portion 21 at the upper end,
The mounting member 13 penetrates through the slit 17 of the base member 12.
Can be screwed to the nut portion 18 of the main body. Also,
At the lower end of the upper support bolt 19, a joint nut portion 22 for connecting to the lower support bolt 20 is formed. The joint nut portion 22 is connected to the upper support bolt 19.
A cylindrical nut member 23 is screwed onto a lower end of the nut member 23, and a flange portion 24 for supporting the ceiling parting member 11 is integrally formed at a lower end of the nut member 23.

The lower support bolt 20 has a joint screw portion 25 formed at the upper end thereof to be screwed to the joint nut portion 22 of the upper support bolt 19, and a partition member 26 forming the smoke prevention partition wall 1 at the lower end. The lower receiving member 27 which supports the lower end of the lower end is attached. This lower receiving member 2
Reference numeral 7 denotes a U-shaped cross section, which has a concave portion 27a for receiving the lower end flange portion 28 of the lower support bolt 20 and a hole 27b for penetrating the lower support bolt 20, and is fixed upward.

The ceiling parting member 11 has a downwardly opening U-shaped partition member receiving part 29 for receiving the upper edge of the partition member 26.
And a ceiling material support portion 30 for supporting edges of the ceiling material 8 formed on both sides of the partition member receiving portion 29. A through hole 31 for the upper support bolt 19 is formed at the top of the partition member receiving portion 29, and is engaged with the flange portion 24 of the joint nut portion 22 and held in a state where the upper support bolt 19 is penetrated. It has become. The ceiling parting member 11 is in contact with the lower surface of the ridge 7 and is fixed thereto. That is, a hole 11a is formed at the top of the partition member receiving portion 29 in correspondence with the screw hole 7a formed in the field edge 7, and a screw 32 is passed through the hole 11a from below and screwed into the screw hole 7a. By doing so, the ceiling parting member 11 is attached to the ridge 7.

A plurality of partition wall mounting devices 2 configured as described above are installed at appropriate intervals along a ceiling portion forming the partition wall 1, and a plurality of partition members 26 are supported in a continuous manner to prevent the partition wall mounting device 2. A partition wall 1 for smoke is formed. Partition member 2
6 is made of glass as a non-combustible material, the upper edge of which is inserted into and held in the partition member receiving portion 29 of the ceiling parting member 11, and the lower edge is formed of the lower support bolt 20.
Is inserted into and held by the lower receiving member 27. That is, the lower support bolts 20 extend into the gaps 34 between the butting edges of the adjacent partition members 26, bring their lower ends to the lower end positions of the partition members 26, and support the lower end of the lower members to support the partition members 26. The receiving member 27 is attached. In this case, a steel frame 33 having a substantially U-shaped cross section for receiving the lower edge is provided at the lower edge of the partition member 26. And the frame 33 is integrated with the partition member 26. As shown in FIG. 2, the lower receiving member 27 of the lower support bolt 20 supports the partition member 26 by placing the end of the frame 33 attached to the adjacent partition member 26 on both sides thereof. .

A non-combustible caulking member 36 is applied to the gap 34 between the partition members 26 abutting on the lower support bolt 20 to cover and cover the lower support bolt 20. On both sides of this gap 34, both partition members 2
6. A joint plate 3 which is put over the joint member 6 to integrate the two partition members 26 together.
5 are provided. The seam plate 35 is an elongated flat plate made of a rigid material such as steel or aluminum, and is adhered to the partition member 26 and the caulking member 36 to cover the gap 34 to improve the appearance and to integrate the two partition members 26 integrally.
By making it continuous, the overall strength of the partition wall 1 is increased.

Next, a procedure for mounting a smoke-proof partition wall using the partition wall mounting device 2 will be described with reference to FIGS. In the upper part of the ceiling surface forming the partition wall 1, a ridge 7 supported by a ridge receiver 6 is previously arranged.
Extend in the direction of the plane formed. In installing the smoke prevention partition, first, as shown in FIG. 5, the upper holding device 9 is installed on the ceiling structural member. Specifically, the base member 12 of the upper holding device 9 is placed over two field edge receivers 6 which are ceiling structural members directly attached to the vehicle body 4. The base member 12 is not fixed on the ridge receiver 6 but is movable. The bent piece 14 prevents the base member 12 from dropping off from the rim receiver 6. The mounting member 13 is movably mounted on the rising piece 16 of the base member 12.

Next, the ceiling parting member 11 is brought into contact with the lower surface of the ridge 7 and is fixed to the ridge 7 with screws 32 (see FIG. 6). And an upper support bolt 1 having a nut member 23 attached to the lower end.
9 through the through-hole 31 of the ceiling parting member 11 from below,
Through the hole 7b and the slit 17 of the base member 12, and the nut fastening portion 21 at the upper end thereof is screwed to the nut portion 18 of the mounting member 13 to be in a suspended state (see FIG. 7). In this case, by moving the base member 12 and the mounting member 13, the upper support bolt 19 can be positioned at the optimum position.

Next, the ceiling material 8 is stretched to form the ceiling 3. The ceiling material 8 is fixed to the lower surface of the ridge 7 and stretched. The ceiling member 8 adjacent to the ceiling parting member 11 has its edge on the side of the ceiling parting member 11 placed on and supported by the ceiling part supporting member 30 of the ceiling parting member 11 (see FIG. 7). In this state, the lower end of the upper support bolt 19 is exposed in the ceiling parting member 11 from the ceiling surface. Then, wiring work and interior work are performed in this state. Further, after the ceiling 3 is formed, the upper end of the lower support bolt 20 to which the lower receiving member 27 is attached is connected to the lower end of the upper support bolt 19 (see FIG. 3). That is, the lower support bolt 2
The joint screw portion 25 formed at the upper end of the upper support bolt 19 is screwed and connected to the joint nut portion 22 of the upper support bolt 19 exposed in the ceiling parting member 11.
Is formed. The lower receiving member 27 is inserted with the lower support bolt 20 from below the hole 27b, and the lower end flange portion 28 of the lower support bolt 20 is inserted into the concave portion 27a.
And is supported by the lower support bolts 20.

Then, the partition wall 1 for smoke prevention is supported by the support bolts 10 projecting downward from the ceiling surface. In particular,
A frame 33 is attached to the lower edge of each partition member 26. In this state, the upper edge of the partition member 26 is inserted and supported in the partition member receiving portion 29 of the ceiling parting member 11, and both sides of the lower edge of the frame 33 are The lower support bolt 20 is inserted and supported by a lower receiving member 27 provided at the lower end. In this state, the plurality of partition members 26 are continuously connected in a vertically abutting state with the lower support bolt 20 as a boundary, and the partition wall 1 for smoke prevention is formed. In this case, the supporting position of the partition member 26 of the lower receiving member 27 can be adjusted by rotating the lower support bolt 20 to adjust the screwing state between the joint nut portion 22 and the joint screw portion 25. Finally, a non-combustible caulking member 36 is applied to the gaps 34 between the partition members 26 to cover the lower support bolts 20. Further, seam plates 35 are attached to both sides of the lower support bolts 20, and the construction of the partition wall 1 is completed. .

The mounting structure of the smoke-proof partition wall of the present invention is not limited to the matters described in the above embodiment, and various modifications and improvements can be made based on the description in the claims. For example, in the above embodiment, the support bolt is shown as being divided into upper and lower support bolts to perform the work. However, the present invention is not limited to the case where the support bolt is used for such a split type support bolt. The present invention can be applied to a structure in which a partition member is suspended by one support bolt.

[0024]

As described above, according to the present invention, a roof edge is arranged along the hanging partition wall, and the ceiling parting member which receives the upper edge of the partition member and supports the edge of the ceiling material is provided with the roof partition member. Since the structure is attached to the rim, the worker does not need to attach the partition member to the support bolt while holding the ceiling parting member by hand as in the related art, and the workability in installing the partition member is improved, The ceiling parting member can be more firmly supported by the edge.

Further, in the present invention, in addition to the effects of the above-mentioned invention, adjacent partition members are integrally reinforced by seam plates provided on both sides of the gap between the partition members, and the appearance of the abutting portion is improved. Is improved.

Further, in the present invention, in addition to the effects of the above inventions, a frame for receiving the lower edge of the partition member is provided.
Since the frame is supported by the support bolt, damage to the lower end of the partition member, particularly damage to the portion supported by the support bolt, is prevented, and the appearance of the frame is improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an attachment structure of a smoke-preventing partition wall according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is an end view taken along line CC of FIG. 2;

FIG. 5 is a view for explaining a procedure for mounting a smoke-preventing partition wall in the embodiment of FIG. 1;

FIG. 6 is a view for explaining a procedure for mounting a smoke-preventing partition wall in the embodiment of FIG. 1;

FIG. 7 is a diagram for explaining a procedure for attaching a smoke-proof partition wall in the embodiment of FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Smoke prevention partition 3 Ceiling 4 Propeller 5 Hanging bolt 6 Field edge receiver 7 Field edge 8 Ceiling material 9 Upper holding device 10 Support bolt 11 Ceiling parting member 12 Base member 13 Mounting member 17 Slit 18 Nut portion 19 Upper support Bolt 20 Lower support bolt 23 Nut member 26 Partition member 27 Lower receiving member 33 Frame 34 Gap 35 Joint plate 36 Caulking member

Claims (5)

(57) [Claims] An upper end of a support bolt is attached to a ceiling structural member to support the support bolt in a hanging manner, and a plurality of partition members are supported by the plurality of hanging support bolts to hang from a ceiling surface. In the mounting structure of the smoke-preventing partition wall, forming a long field edge constituting the ceiling support structure member along the partition wall hanging down on the upper surface of the ceiling surface, for the field edge, An installation structure for a smoke-proof partition wall, comprising a ceiling parting member for receiving an upper edge of the partition member and supporting an edge of the ceiling material. 2. The method according to claim 1, wherein the edge is arranged in a face-to-face manner on the upper surface of the ceiling surface, and a ceiling parting member arranged in a gap between the ceiling members is in longitudinal contact with the edge. The mounting structure for a smoke-proof partition wall according to claim 1. 3. The mounting structure for a smoke-proof partition wall according to claim 2, wherein the support bolts are provided in a penetrating manner with respect to the edge and the ceiling parting member. 4. The support bolt extends into a gap between the butting edges of the adjacent partition members and supports a lower end of the partition member, and connects the partition members to both side surfaces of the gap. The mounting structure for a smoke-proof partition wall according to claim 1, wherein a seam plate is provided. 5. A frame having a substantially U-shaped cross section for receiving a lower edge of each partition member, and a side end of each frame is supported by a lower receiving member provided at a lower end of each support bolt. The structure for mounting a smoke-preventing partition wall according to claim 1.